# Gear wheel for first clutch for hammer-drill TMM1250 (model 73) — replacement part

**URL:** https://aio.lv/en/product--no-name-ytmm0473--11876959
**Data updated:** 2026-03-09 20:42 (EET)
**Category:** Power Tools Accessories
**Manufacturer:** No name
**Manufacturer code:** YTMM0473
**EAN:** 5903755113610
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 10.99 €
**Prices and availability valid until:** 2026-08-09 23:59
**Price without VAT (21%):** 9.08 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--no-name-ytmm0473--11876959

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 29.07.2026 | free |
| Pickup points | 03.08.2026 | 1.89 EUR |
| Courier delivery to door | 03.08.2026 | 4.99 EUR |

## Summary description

Replacement gear wheel designed for the first clutch of the hammer-drill model TMM1250 (73). Compatible with the stated model as a mechanical transmission component, it restores clutch engagement and torque transfer in hammering and drilling functions. Intended for repair and maintenance of the tool to ensure reliable mechanical operation and prolong service life.

## Long description

Replacement gear wheel designed for the first clutch of the hammer-drill model TMM1250 (model 73). This mechanical transmission component restores proper engagement between clutch elements and re-establishes torque transfer required for hammering and drilling functions. It is intended as a spare part for repair and maintenance to maintain reliable mechanical operation and extend the tool's service life.
Advantages
The gear wheel is manufactured to match the original geometry and tooth profile required by the first clutch of the specified hammer-drill, providing consistent meshing and reduced wear on mating components. As a direct replacement component, it simplifies on-site repairs, reduces downtime, and helps recover the tool's original mechanical performance without the need for full gearbox replacement.
Suitable for
 Repair of the first clutch assembly in hammer-drill model TMM1250 (model 73)
 Maintenance interventions to restore clutch engagement and torque transfer
 Workshops and technicians performing mechanical servicing of the specified tool
Key specifications
 Function: gear wheel for first clutch in a hammer-drill transmission
 Material: hardened steel (compatible with standard clutch gear materials)
 Application: mechanical power transmission and torque transfer during hammering and drilling
 Fitment: designed to match the clutch geometry of the TMM1250 (model 73) hammer-drill
How to use
Before installation, disconnect the tool from power and ensure it is fully discharged. Disassemble the gearbox or clutch housing following the manufacturer's repair procedures until the first clutch assembly is accessible. Remove the damaged or worn gear wheel and clean mating surfaces and bearings. Position the replacement gear wheel onto the clutch shaft with correct orientation and ensure proper engagement with adjacent gears and clutch elements. Reassemble the clutch housing and gearbox components, verify smooth rotation and clutch engagement by manual turning, and then test the tool under controlled conditions to confirm restored functionality.
Usage recommendations
Use the replacement part only on the specified hammer-drill model and, where possible, follow the original equipment manufacturer's torque and assembly specifications. Inspect adjacent components such as bearings, shafts, and mating gears for wear and replace as needed to prevent premature failure. Regular maintenance and correct lubrication of the gearbox will extend the life of the replacement gear wheel.

## FAQ

### How much does the Gear wheel for clutch — TMM1250 (73) cost, and is it available for purchase?

The price is 10.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 1 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 29.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All No name products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized No name service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

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